Bump jest from 25.2.7 to 26.6.3

Bumps [jest](https://github.com/facebook/jest) from 25.2.7 to 26.6.3.
- [Release notes](https://github.com/facebook/jest/releases)
- [Changelog](https://github.com/facebook/jest/blob/master/CHANGELOG.md)
- [Commits](jestjs/jest@v25.2.7...v26.6.3)

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -26,7 +26,7 @@
     "@testing-library/react-native": "^5.0.3",
     "babel-jest": "^26.6.3",
     "eslint": "^6.8.0",
-    "jest": "^25.2.7",
+    "jest": "^26.6.3",
     "metro-react-native-babel-preset": "^0.65.2",
     "react-test-renderer": "16.11.0"
   }